/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil ; -*- */

/*

 *  (C) 2001 by Argonne National Laboratory.

 *      See COPYRIGHT in top-level directory.

 */

#include <stdio.h>

#include <stdlib.h>

#include "mpitestconf.h"

#ifdef HAVE_STRING_H

#include <string.h>

#endif

#include "mpi.h"

static int verbose = 0;

int main(int argc, char *argv[]);

int parse_args(int argc, char **argv);

int main(int argc, char *argv[])

{

    int i, err, errs = 0, rank, toterrs;

    int index;

    MPI_Request requests[10];

    MPI_Status statuses[10];

    MPI_Init(&argc, &argv);

    parse_args(argc, argv);

    for (i = 0; i < 10; i++) {

        requests[i] = MPI_REQUEST_NULL;

    }

    /* begin testing */

    /* To improve reporting of problems about operations, we

     * change the error handler to errors return */

    MPI_Comm_set_errhandler(MPI_COMM_WORLD, MPI_ERRORS_RETURN);

    err = MPI_Waitany(10, requests, &index, statuses);

    if (err != MPI_SUCCESS) {

        errs++;

        fprintf(stderr, "MPI_Waitany did not return MPI_SUCCESS\n");

    }

    if (index != MPI_UNDEFINED) {

        errs++;

        fprintf(stderr, "MPI_Waitany did not set index to MPI_UNDEFINED\n");

    }

    /* end testing */

    MPI_Comm_set_errhandler(MPI_COMM_WORLD, MPI_ERRORS_ARE_FATAL);

    MPI_Comm_rank(MPI_COMM_WORLD, &rank;;

    MPI_Allreduce(&errs, &toterrs, 1, MPI_INT, MPI_SUM, MPI_COMM_WORLD);

    if (rank == 0) {

        if (toterrs) {

            fprintf(stderr, " Found %d errors\n", toterrs);

        }

        else {

            printf(" No Errors\n");

        }

    }

    MPI_Finalize();

    return 0;

}

int parse_args(int argc, char **argv)

{

    /*

     * int ret;

     *

     * while ((ret = getopt(argc, argv, "v")) >= 0)

     * {

     * switch (ret) {

     * case 'v':

     * verbose = 1;

     * break;

     * }

     * }

     */

    if (argc > 1 && strcmp(argv[1], "-v") == 0)

        verbose = 1;

    return 0;

}